Product Details | VALVE SEAT RETAINER

4820-01-250-1868 An item of various shapes and cross-sections, that may be flanged and that is designed to fit over a valve seat, allowing proper positioning of the seat with a flow control device.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 5492104360, 549-2104360, 549-2104360 PIECE 12, 5492104360PIECE12, 4820-01-250-1868, 01-250-1868, 4820012501868, 012501868

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 26 FEB 1987 01-250-1868

Cross Reference | NSN 4820-01-250-1868

Part Number Cage Code Manufacturer
549-2104360 81316 PORTSMOUTH NAVAL SHIPYARD
549-2104360 PIECE 12 81316 PORTSMOUTH NAVAL SHIPYARD

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Technical Data | NSN 4820-01-250-1868

Characteristic Specifications
MATERIAL COPPER ALLOY
NOMINAL THREAD SIZE 4.000 INCHES
VALVE SIZE FOR WHICH DESIGNED 2.000 INCHES
VALVE DESIGN CONTROL ACTIVITY 81316

Restrictions/Controls & Freight Information | NSN 4820-01-250-1868

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-250-1868

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each